Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
emscripten-core
GitHub Repository: emscripten-core/emscripten
 Path: blob/main/system/lib/llvm-libc/include/llvm-libc-macros/endian-macros.h
6182 views
1
//===-- Definition of macros from endian.h --------------------------------===//

2
//

3
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

4
// See https://llvm.org/LICENSE.txt for license information.

5
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

6
//

7
//===----------------------------------------------------------------------===//

8


9
#ifndef LLVM_LIBC_MACROS_ENDIAN_MACROS_H

10
#define LLVM_LIBC_MACROS_ENDIAN_MACROS_H

11


12
#include "stdint-macros.h"

13


14
#define LITTLE_ENDIAN __ORDER_LITTLE_ENDIAN__

15
#define BIG_ENDIAN __ORDER_BIG_ENDIAN__

16
#define BYTE_ORDER __BYTE_ORDER__

17


18
#if BYTE_ORDER == LITTLE_ENDIAN

19


20
#define htobe16(x) __builtin_bswap16((x))

21
#define htobe32(x) __builtin_bswap32((x))

22
#define htobe64(x) __builtin_bswap64((x))

23
#define htole16(x) __LLVM_LIBC_CAST(static_cast, uint16_t, x)

24
#define htole32(x) __LLVM_LIBC_CAST(static_cast, uint32_t, x)

25
#define htole64(x) __LLVM_LIBC_CAST(static_cast, uint64_t, x)

26
#define be16toh(x) __builtin_bswap16((x))

27
#define be32toh(x) __builtin_bswap32((x))

28
#define be64toh(x) __builtin_bswap64((x))

29
#define le16toh(x) __LLVM_LIBC_CAST(static_cast, uint16_t, x)

30
#define le32toh(x) __LLVM_LIBC_CAST(static_cast, uint32_t, x)

31
#define le64toh(x) __LLVM_LIBC_CAST(static_cast, uint64_t, x)

32


33
#else

34


35
#define htobe16(x) __LLVM_LIBC_CAST(static_cast, uint16_t, x)

36
#define htobe32(x) __LLVM_LIBC_CAST(static_cast, uint32_t, x)

37
#define htobe64(x) __LLVM_LIBC_CAST(static_cast, uint64_t, x)

38
#define htole16(x) __builtin_bswap16((x))

39
#define htole32(x) __builtin_bswap32((x))

40
#define htole64(x) __builtin_bswap64((x))

41
#define be16toh(x) __LLVM_LIBC_CAST(static_cast, uint16_t, x)

42
#define be32toh(x) __LLVM_LIBC_CAST(static_cast, uint32_t, x)

43
#define be64toh(x) __LLVM_LIBC_CAST(static_cast, uint64_t, x)

44
#define le16toh(x) __builtin_bswap16((x))

45
#define le32toh(x) __builtin_bswap32((x))

46
#define le64toh(x) __builtin_bswap64((x))

47


48
#endif

49


50
#endif // LLVM_LIBC_MACROS_ENDIAN_MACROS_H

51


52